STILLEN 370Z Supercharger System - Announcement!!!

Originally Posted by Kyle@STILLEN

I have put a few thousand miles on some of our test cars however the only time that I actually monitored the fuel mileage was on the way home from a hill climb race. It was primarily highway type driving but there were also some mountain passes and slow cities that I had to go through and I averaged 27 MPG with speeds as high as 75-80 sustained and as low as 25 MPH for short intervals while traveling through some small towns.